You pet all the cats.

You found all of the comic books.

You found all of the Travelogs.

You transferred an Essence from a fallen Traveler.

You transferred Essences from all fallen Travelers.

You found all the weapons.

You sold 15 valuable items.

You fabricated an item.

You fabricated all item types.

You set 5 enemies on fire with a single burst of the Torch.

You defeated 2 enemies with a single Sword projectile.

You defeated 4 enemies with a single Hammer shot.

You defeated 5 enemies with a single Arbalest round.

You burned the Biomass.

You activated a Time Oddity.

You executed a Gravity Jump.

You powered up a device with the Conductor.

You burned 25 dead Orphans.

You defeated an enemy with a melee attack.

You defeated 25 enemies with a headshot.

You fully upgraded a single weapon.

You fully upgraded all weapons.

You fully upgraded the Traveler's Temporal Shell.

You finished the game in the Hard Mode.

You finished the game in the NG+.

You burned Biomass with the Pyre.